Last update 27 October 2020
Additional information is always gratefully received, whether entirely new records (particularly historical records), or information to fill in gaps or correct errors, via the contact link under the Miscellaneous entry in the navigation bar above. Thank you.
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East Anglia codes first appeared in weekly notices from circa 22 November 1997. The entire system was revamped less than a year later with revised codes effective from 26 September 1998. Most codes mapped cleanly to their newer alternative but some did not.
| Code | Line Name | Route Availability (RA) |
|---|
| EA1000 | All Lines | |
| EA1010 | Liverpool Street to Seven Kings | 8 |
| EA1011 | Seven Kings to Ipswich | 8 |
| EA1012 | Ipswich to Trowse Junction | 8 |
| EA1013 | Trowse Junction to Norwich Replaced by new EA1013 from 19 April 2014 |
8 |
| EA1013 | Trowse Swing Bridge to Wensum Junction via Through Sidings/Wensum Curve Replaced old EA1013 from 19 April 2014 |
8 |
| EA1020 | Carpenters Road South Junction to Carpenters Road North Junction | 8 |
| EA1030 | Forest Gate Junction to Woodgrange Park Junction | 8 |
| EA1040 | Romford to Upminster | 8 |
| EA1050 | Shenfield Junction to Southend Victoria | 7 |
| EA1060 | Wickford Junction to Southminster | 7 |
| EA1070 | Witham to Braintree | 6 |
| EA1080 | Marks Tey Junction to Sudbury | 6 |
| EA1090 | Colchester Junction to Clacton | 7 |
| EA1100 | East Gate Junction and Hythe Junction to Colchester Town | 7 |
| EA1110 | Thorpe-le-Soken to Walton-on-Naze | 7 |
| EA1120 | Manningtree (North and South Junctions) to Harwich Town | 8 |
| EA1130 | Griffin Wharf Branch | 8 |
| EA1140 | Ipswich Docks Branch | 1 |
| EA1150 | Channelsea South Junction to Stratford Central Junction West | 8 |
| EA1160 | Bethnal Green East Junction to Bishops Stortford | Note 7 |
| EA1161 | Bishops Stortford to Ely North Junction | 8 |
| EA1162 | Ely North Junction to Kings Lynn | 8 |
| EA1170 | Hackney Downs North Junction to Enfield Town | 8 |
| EA1180 | Reading Lane Junction to Navarino Road Junction (Graham Road Curve) | 8 |
| EA1190 | Bury Street Junction to Cheshunt Junction | 8 |
| EA1200 | Clapton Junction to Chingford | 7 |
| EA1210 | Broxbourne Junction to Hertford East | 9 |
| EA1220 | Stansted (South and North Junctions) to Stansted Airport | 8 |
| EA1230 | Royston to Shepreth Branch Junction | 9 |
| EA1240 | Chesterton Junction to Fen Drayton | 6 |
| EA1250 | South Lynn to Kings Lynn Harbour | 6 |
| EA1260 | Kings Lynn Harbour Branch | 6 |
| EA1270 | Kings Lynn Junction to Middleton Towers | 8 |
| EA1280 | Stratford Central Junction East to Coppermill Junction | 8 |
| EA1290 | Tottenham South Junction to South Tottenham East Junction | 8 |
| EA1300 | South Tottenham West Junction to Seven Sisters Junction | 8 |
| EA1310 | Camden Road West Junction to Richmond | Note 1 |
| EA1320 | Camden Road West Junction to North Woolwich Replaced by new EA1320 from 14 May 2007 |
8 |
| EA1320 | Camden Road West Junction to Stratford Low Level Replaced old EA1320 from 14 May 2007; replaced by new EA1320 from 2 January 2009 |
8 |
| EA1320 | Camden Road West Junction to Stratford Platforms 1 and 2 Replaced old EA1320 from 2 January 2009 |
8 |
| EA1325 | Dalston Junction to New Cross/New Cross Gate Replaced by new EA1325 from 1 January 2011 |
8 |
| EA1325 | Highbury And Islington to New Cross/New Cross Gate Replaced old EA1325 from 1 January 2011 |
8 |
| EA1327 | Silwood Junction to Old Kent Road Junction From 23 June 2012 |
8 |
| EA1330 | South Acton Junction to Old Kew Junction & New Kew Junction | 8 |
| EA1340 | Stratford Lea Junction to High Meads Junction | 8 |
| EA1350 | Channelsea North Junction to Temple Mills East Junction | 8 |
| EA1360 | Dudding Hill Junction to Acton Wells Junction | 8 |
| EA1370 | Gospel Oak to Barking Tilbury Line Junction West | 8 |
| EA1380 | Fenchurch Street to Shoeburyness | Note 2 |
| EA1390 | Barking Tilbury Line Junction East to Pitsea (via Tilbury) | 8 |
| EA1400 | Gas Factory Junction to Bow Junction | Note 3 |
| EA1410 | Upminster to West Thurrock Junction | 8 |
| EA1420 | Thames Haven Junction to Thames Haven | 8 |
| EA1430 | East Suffolk Junction to Oulton Broad North Junction | Note 4 |
| EA1440 | Westerfield Junction to Felixstowe Town | 7 |
| EA1450 | Trimley to Port of Felixstowe North Quay Terminal | 7 |
| EA1460 | Felixstowe Beach Junction to Felixstowe Beach | 7 |
| EA1470 | Norwich Thorpe Junction to Lowestoft | Note 5 |
| EA1474 | See EA1744 | |
| EA1480 | Whitlingham Junction to Cromer | 6 |
| EA1490 | Cromer to Sheringham | 6 |
| EA1500 | Brundall Junction to Yarmouth (via Acle) | 7 |
| EA1510 | Reedham Junction to Yarmouth | 7 |
| EA1520 | Saxmundham Junction to Sizewell | 7 |
| EA1530 | Coldham Lane Junction to Haughley Junction | 8 |
| EA1540 | Chippenham Junction to Ely Dock Junction | 8 |
| EA1550 | Ely North Junction to Ely West Junction (Ely West Curve) | 8 |
| EA1560 | Ely North Junction to Peterborough | 8 |
| EA1570 | March (East and West Junctions) to Wisbech | Note 6 |
| EA1580 | Ely North Junction to Trowse Junction | 8 |
| EA1744 | Europa Junction to Boss Hall Junction/Bacon Factory Chord As defined; EA1474 looks a more likely original intention but is not used |
10 |
| EA5380 | North Pole Junction to Acton Wells Junction Code given in 1998 and 2003 notices |
8 |
| EA5390 | Acton Canal Wharf to Willesden Code given in 1998 and 2003 notices |
8 |
| EA5440 | Acton Wells Junction to Acton East Code given in 1998 and 2003 notices |
8 |
| EA8990 | Norwich Crown Point depot | 8 |
| EA9980 | Code given in 1998 and 2003 notices without definition | |
| EA9990 | Other lines Code given in 1998 and 2003 notices |
|
| Code | Line Name | Became |
|---|
| EA101 | Liverpool Street to Norwich | EA1010 EA1011 EA1012 EA1013 |
| EA102 | Bow Junction to Carpenters Road North Junction | EA1020 |
| EA103 | Forest Gate Junction to Woodgrange Park Junction | EA1030 |
| EA104 | Romford to Upminster | EA1040 |
| EA105 | Shenfield Junction to Southend Victoria | EA1050 |
| EA106 | Wickford Junction to Southminster | EA1060 |
| EA107 | Witham to Braintree | EA1070 |
| EA108 | Marks Tey Junction to Sudbury | EA1080 |
| EA109 | Colchester Junction to Clacton | EA1090 |
| EA110 | East Gate Junction to Colchester Town | EA1100 |
| EA111 | Colne Junction to Hythe Junction | EA1100 |
| EA112 | Thorpe-le-Soken to Walton-on-Naze | EA1110 |
| EA113 | Manningtree South Junction to Harwich Town | EA1120 |
| EA114 | Manningtree East Junction to Manningtree North Junction | EA1120 |
| EA115 | Griffin Wharf Branch | EA1130 |
| EA116 | Ipswich Docks Branch | EA1140 |
| EA203 | Channelsea South Junction to Stratford Central Junction West | EA1150 |
| EA204 | Stratford Central Junction East to Temple Mills East Junction | EA1280 |
| EA500 | Bethnal Green East Junction to Chingford | EA1200 |
| EA501 | Hackney Downs North Junction to Cheshunt Junction | EA1190 |
| EA502 | Reading Lane Junction to Navarino Road Junction (Graham Road Curve) | EA1180 |
| EA503 | Bury Street Junction to Enfield Town | EA1170 |
| EA504 | Clapton Junction to Coppermill North Junction | EA1160 |
| EA505 | Coppermill North Junction to Shepreth Junction | EA1161 |
| EA506 | Broxbourne Junction to Hertford East | EA1210 |
| EA507 | Stansted South Junction to Stansted Airport | EA1220 |
| EA508 | Stansted South Junction to Stansted East Junction | EA1220 |
| EA509 | Shepreth Branch Junction to Kings Lynn | EA1162 |
| EA510 | Royston to Shepreth Branch Junction | EA1230 |
| EA511 | Chesterton Junction to Fen Drayton | EA1240 |
| EA512 | South Lynn to Kings Lynn Harbour | EA1250 |
| EA513 | Kings Lynn Harbour Branch | EA1260 |
| EA514 | Kings Lynn Junction to Middleton Towers | EA1270 |
| EA515 | Kings Lynn Dock Branch | route closed |
| EA516 | Stratford Central Junction East to Coppermill Junction | EA1280 |
| EA517 | Tottenham South Junction to South Tottenham East Junction | EA1290 |
| EA518 | South Tottenham West Junction to Seven Sisters Junction | EA1300 |
| EA519 | Primrose Hill to North Woolwich | EA1320 |
| EA520 | Camden Road West Junction to Barnsbury Junction | EA1320 |
| EA521 | Camden Road West Junction to Richmond | EA1310 |
| EA522 | South Acton Junction to Old Kew Junction | EA1330 |
| EA524 | Stratford Lea Junction to High Meads Junction | EA1340 |
| EA528 | Channelsea North Junction to Temple Mills East Junction | EA1350 |
| EA530 | Carpenters Road West Junction to Carpenters Road North Junction | route closed |
| EA531 | Kings Cross Freight Terminal Junction to Camden Road East Junction | EA1320 |
| EA532 | Camden Road Junction to Camden Junction | EA1320 |
| EA533 | Kensal Green to Willesden (City Lines) | EA1310 |
| EA534 | Kensal Green to Willesden Suburban Junction | EA1310 |
| EA535 | Willesden High Level Junction to Mitre Bridge Junction | EA1310 |
| EA536 | Cricklewood Curve Junction to Acton Wells Junction | EA1360 |
| EA537 | Crent Curve Junction to Dudding Hill Junction | EA1360 |
| EA538 | North Pole Junction to Acton Wells Junction | EA5380 |
| EA539 | Acton Canal Wharf to Willesden | EA5390 |
| EA540 | Acton Wells Junction to Acton East | EA1310 |
| EA541 | Gospel Oak to Barking Tilbury Line Junction West | EA1370 |
| EA542 | Junction Road Junction To Carlton Road Junction (Tottenham & Hampstead) | EA1370 |
| EA543 | Forest Gate Junction to Woodgrange Park Junction | EA1030 |
| EA544 | Acton Wells Junction to Acton West | EA5440 |
| EA545 | Canonbury West Junction to Finsbury Park | EA1320 |
| EA701 | Fenchurch Street to Shoeburyness | EA1380 |
| EA702 | Barking Tilbury Line Junction East to Pitsea (via Tilbury) | EA1390 |
| EA703 | Gas Factory Junction to Bow Junction | EA1400 |
| EA704 | Upminster to West Thurrock Junction | EA1410 |
| EA705 | Tilbury West Junction to Tilbury Riverside | EA1390 |
| EA706 | Tilbury Riverside to Tilbury East Junction | EA1390 |
| EA707 | Thames Haven Junction to Thames Haven | EA1420 |
| EA805 | East Suffolk Junction to Westerfield Junction | EA1430 |
| EA810 | Westerfield Junction to Felixstowe Town | EA1440 |
| EA815 | Trimley to Felixstowe North Quay Freightliner Terminal | EA1450 |
| EA820 | Felixstowe Beach Junction to Felixstowe Beach | EA1460 |
| EA830 | Norwich Thorpe Junction to Lowestoft | EA1470 |
| EA835 | Whitlingham Junction to Cromer | EA1480 |
| EA840 | Cromer to Sheringham | EA1490 |
| EA845 | Brundall Junction to Yarmouth (via Acle) | EA1500 |
| EA850 | Reedham Junction to Yarmouth | EA1510 |
| EA855 | Westerfield Junction to Oulton Broad North Junction | EA1430 |
| EA860 | Saxmundham Junction to Sizewell | EA1520 |
| EA865 | Coldham Lane Junction to Haughley Junction | EA1530 |
| EA870 | Chippenham Junction to Ely Dock Junction | EA1540 |
| EA875 | Ely North Junction to Ely West Junction (Ely West Curve) | EA1550 |
| EA880 | Ely North Junction to Peterborough | EA1560 |
| EA885 | March East Junction to Wisbech | EA1570 |
| EA890 | March West Junction to Whitemoor Junction | EA1570 |
| EA895 | Ely North Junction to Trowse Junction | EA1580 |
| EA899 | Norwich Crown Point depot | EA8990 |
| EA998 | Code given without definition | EA9980 |
| EA999 | Other lines | EA9990 |